Now that scheduling BPF timers works correctly, we don't need this extra
logic to eagerly compact if a scheduling for compaction has happened a
few times in a row. Let's remove it.
Signed-off-by: David Vernet <void@manifault.com>
- combine c and kernel-examples as it's confusing to have both
- rename 'rust-user' and 'c-user' to just 'rust' and 'c', which is simpler
- update and fix sync-to-kernel.sh
